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Re: [Xen-devel] Re: [linux test] 7291: regressions - FAIL

To: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
Subject: Re: [Xen-devel] Re: [linux test] 7291: regressions - FAIL
From: Ian Campbell <Ian.Campbell@xxxxxxxxxx>
Date: Tue, 24 May 2011 14:13:05 +0100
Cc: Jeremy Fitzhardinge <jeremy@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Jan Beulich <JBeulich@xxxxxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
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On Tue, 2011-05-24 at 14:01 +0100, Ian Jackson wrote:
> Ian Jackson writes ("[linux test] 7291: regressions - FAIL"):
> > Tests which did not succeed and are blocking:
> >  test-amd64-i386-xl            9 guest-start            fail REGR. vs. 7062
> These failures are all 32-bit pvops dom0 kernel booted as a PV guest.
> Whether the hypervisor is 32 or 64 doesn't seem to matter.  64-bit
> guests seem to work.  HVM tests (which do not use our kernels) work.
> So I conjecture a bug in the pvops dom0 kernel which makes it not boot
> when built 32-bit.
> Looking at the logs of the test system:
>  * The guest has not produced any output to its PV console
>  * "xl list" shows that the guest has set the shutdown reason to
>    "crashed" using SCHEDOP_shutdown, and is shut down.
> > version targeted for testing:
> >  linux                78e7a0c14685d544453e85a331aa7f63831c2d3b
> > baseline version:
> >  linux                2b494f184d3337d10d59226e3632af56ea66629a
> The baseline still works, obviously.

$ git log --pretty=oneline 
78e7a0c14685d544453e85a331aa7f63831c2d3b Merge branch 'for-2.6.32/bug-fixes' of 
git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen into xen/next-2.6.32
280802657fb95c52bb5a35d43fea60351883b2af xen/blkback: When writting barriers 
set the sector number to zero...
c3dd7941354fa96a71f2613e2c7a1b215fa175dc xen/apic: Provide an 'apic_xen' to set 
the override the apic->[read|write] for all cases.

c3dd79 seems like the more likely candidate to me...


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